61984000

素因数分解:

$2^8\times 5^3\times {\mathrm{13}}^1\times {\mathrm{149}}^1$

素因数の和:193

約数の個数: 144

約数和(自身を含む): 167403600

約数和(自身を除く): 105419600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 125, 128, 130, 149, 160, 200, 208, 250, 256, 260, 298, 320, 325, 400, 416, 500, 520, 596, 640, 650, 745, 800, 832, 1000, 1040, 1192, 1280, 1300, 1490, 1600, 1625, 1664, 1937, 2000, 2080, 2384, 2600, 2980, 3200, 3250, 3328, 3725, 3874, 4000, 4160, 4768, 5200, 5960, 6400, 6500, 7450, 7748, 8000, 8320, 9536, 9685, 10400, 11920, 13000, 14900, 15496, 16000, 16640, 18625, 19072, 19370, 20800, 23840, 26000, 29800, 30992, 32000, 37250, 38144, 38740, 41600, 47680, 48425, 52000, 59600, 61984, 74500, 77480, 83200, 95360, 96850, 104000, 119200, 123968, 149000, 154960, 190720, 193700, 208000, 238400, 242125, 247936, 298000, 309920, 387400, 416000, 476800, 484250, 495872, 596000, 619840, 774800, 953600, 968500, 1192000, 1239680, 1549600, 1937000, 2384000, 2479360, 3099200, 3874000, 4768000, 6198400, 7748000, 12396800, 15496000, 30992000, 61984000]

約数ペア:

[(1, 61984000), (2, 30992000), (4, 15496000), (5, 12396800), (8, 7748000), (10, 6198400), (13, 4768000), (16, 3874000), (20, 3099200), (25, 2479360), (26, 2384000), (32, 1937000), (40, 1549600), (50, 1239680), (52, 1192000), (64, 968500), (65, 953600), (80, 774800), (100, 619840), (104, 596000), (125, 495872), (128, 484250), (130, 476800), (149, 416000), (160, 387400), (200, 309920), (208, 298000), (250, 247936), (256, 242125), (260, 238400), (298, 208000), (320, 193700), (325, 190720), (400, 154960), (416, 149000), (500, 123968), (520, 119200), (596, 104000), (640, 96850), (650, 95360), (745, 83200), (800, 77480), (832, 74500), (1000, 61984), (1040, 59600), (1192, 52000), (1280, 48425), (1300, 47680), (1490, 41600), (1600, 38740), (1625, 38144), (1664, 37250), (1937, 32000), (2000, 30992), (2080, 29800), (2384, 26000), (2600, 23840), (2980, 20800), (3200, 19370), (3250, 19072), (3328, 18625), (3725, 16640), (3874, 16000), (4000, 15496), (4160, 14900), (4768, 13000), (5200, 11920), (5960, 10400), (6400, 9685), (6500, 9536), (7450, 8320), (7748, 8000)]